DS_NumPy_TEST1

Which function would you use to create a 2x3 array of random integers between 0 and 10?

• np.random.randint(0, 10, size=(2, 3))

• np.random.randint(2, 3, 0, 10)

• np.random.rand(0, 10, (2, 3))

• np.random.random_integers(0, 10, size=(2, 3))

What does np.ones((3, 4)) do?

• Creates a 3x4 array filled with ones

• Creates a 4x3 array filled with ones

• Creates a 3x4 identity matrix

• Creates a 4x3 identity matrix

Which function sorts the elements of an array in ascending order?

• np.sort()

• np.argsort()

• np.order()

• np.arrange()

How do you find the unique elements in a NumPy array?

• np.unique()

• np.distinct()

• np.single()

• np.nonduplicate()

Which function is used to concatenate two arrays along a specified axis?

• np.concatenate()

• np.append()

• np.join()

• np.merge()

What does np.transpose(arr) do to the array arr?

• Rotates the array by 90 degrees

• Flattens the array

• Transposes the array (flips axes)

• Reshapes the array

What is the primary purpose of NumPy?

• Web development

• Data analysis

• Scientific computing

• Game development

How do you install NumPy?

• pip install numpy

• install numpy

• setup numpy

• get numpy

Which of the following creates a NumPy array from a Python list?

• np.array([1, 2, 3])

• np.create_array([1, 2, 3])

• np.list([1, 2, 3])

• np.make_array([1, 2, 3])

Which function is used to convert an existing array to a NumPy array without copying the data?

• np.array()

• np.asarray()

• np.convert()

• np.transform()